<template>
  <div class="cesium-viewer-wapper">
    <div id="cesium-viewer" />
    <viewerSettingSidebar top="18em" :viewerSource="viewerSource" />
    <div class="tool-box-top-left">
      <div class="select-box-wrapper">
        <select-box :options="flyOptions" style="margin-right: 10px;" />
        <!-- <a-radio-group v-model:value="viewFrom" size="small" button-style="solid">
          <a-radio-button value="top" style="min-width: 4em;text-align: center;">top</a-radio-button>
          <a-radio-button value="side" style="min-width: 4em;text-align: center;">side</a-radio-button>
          <a-radio-button value="aircraft" style="min-width: 4em;text-align: center;">aircraft</a-radio-button>
        </a-radio-group> -->
      </div>
    </div>
    <GlobeRotater showTime :viewerSource="viewerSource" />
    <MousePosition show :viewerSource="viewerSource" />
  </div>
</template>

<script>
import * as Cesium from '@cesiumjs';
import { defineComponent, ref, watch, toRaw } from 'vue';
import { SelectBox, SliderBar } from '@components/widgets';
import { G3V } from '@g3x';
import { MousePosition, viewerSettingSidebar, GlobeRotater } from '@g3x/g3v/ui';
import {viewerMixin} from '@mixins';
import merge from '@g3x/utils/merge';

const $g3vOptions = {
  // defaultViewRectangle: G3V.defaultViews.global.china.rectangle,
  viewers: [
    {
      dom: 'cesium-viewer',
      name: 'viewer1',
      title: 'viewer#01',
      viewer: {
        // imagery: { type: 'default', options: { brightness: 1, show: true } },
        imageryProvider: null,
        // terrain: { type: 'default', options: { requestVertexNormals: true, requestWaterMask: true } },
        terrainProvider: null,
        shadows: false,
        scene3DOnly: true,
        // sceneMode: Cesium.SceneMode.SCENE2D,
        animation: false
      },
      layers: [
        { type: 'arcgisImagery', options: { brightness: 1, show: true } },
        { type: 'osmImagery', options: { brightness: 1, show: false } },
        { type: 'arcgisStreetMap', options: { brightness: 1, show: false } },
        { type: 'bingMapsImagery', options: { brightness: 1, show: false } },
        { type: 'tdtIboMap', options: { brightness: 1, show: false } },
        { type: 'tdtImgAnno', options: { brightness: 1, show: false } },
        { type: 'graticule', options: { brightness: 1, show: true } }
      ],
      globe: {
        depthTestAgainstTerrain: false,
        enableLighting: false //启用以太阳为光源的地球
      },
      bottomContainer: false,
      navigation: {
        // defaultResetView: G3V.defaultViews.global.china.rectangle ,
        defaultResetView: null //flyHome
      },
      shortcutAction: false,
      hideLayers: false
    }
  ]
};

export default defineComponent({
  name: 'gdp', // 人均GDP
  mixins: [viewerMixin],
  components: { SelectBox, SliderBar, viewerSettingSidebar, GlobeRotater, MousePosition },
  props: {},
  setup() {
    const viewFrom = ref('');
    return { viewFrom };
  },
  data() {
    return {
      flyOptions: []
    };
  },
  computed: {},
  watch: {},
  methods: {
    g3vOptionsGet(original) {
      // const g3vOptions = merge($g3vOptions, true);
      return $g3vOptions;
    },
    onViewerInited() {
      console.log('gdp onViewerInited');
    },
    initEffects() {
      const vm = this;
      const { viewer } = vm;
      const globe = viewer.scene.globe;

      var options = {
        camera: viewer.scene.camera,
        canvas: viewer.scene.canvas
      };
      viewer.dataSources.add(Cesium.KmlDataSource.load('//zzgis.com/cdn/3d/SampleData/kml/gdpPerCapita2008.kmz', options));
      vm.flyOptions = [
        {
          text: 'GDP per capita',
          onselect: function() {
            reset()
            viewer.camera.flyHome(0);
            viewer.dataSources.add(Cesium.KmlDataSource.load('//zzgis.com/cdn/3d/SampleData/kml/gdpPerCapita2008.kmz', options));
          }
        },
        {
          text: 'Global Science Facilities',
          onselect: function() {
            reset()
            viewer.camera.flyHome(0);
            viewer.dataSources.add(Cesium.KmlDataSource.load('//zzgis.com/cdn/3d/SampleData/kml/facilities/facilities.kml', options));
          }
        },
        {
          text: 'Bike Ride',
          onselect: function() {
            reset()
            viewer.dataSources.add(Cesium.KmlDataSource.load('//zzgis.com/cdn/3d/SampleData/kml/bikeRide.kml', options)).then(function(dataSource) {
              viewer.clock.shouldAnimate = false;
              var rider = dataSource.entities.getById('tour');
              viewer.flyTo(rider).then(function() {
                viewer.trackedEntity = rider;
                viewer.selectedEntity = viewer.trackedEntity;
                viewer.clock.multiplier = 1;
                viewer.clock.shouldAnimate = true;
              });
            });
          }
        }
      ];

      function reset() {
        viewer.dataSources.removeAll();
        viewer.clock.clockRange = Cesium.ClockRange.UNBOUNDED;
        viewer.clock.clockStep = Cesium.ClockStep.SYSTEM_CLOCK;
      }
    }
  }
});
</script>

<style lang="less">
.cesium-viewer-wapper {
  .tool-box-left-top {
    display: flex;
    button {
      min-width: 5em;
      background-color: rgba(0, 0, 0, 0.75);
      border-color: rgba(0, 0, 0, 0);
      cursor: pointer;
      transition: all 500ms;
      &:hover {
        opacity: 0.75;
      }
      &.active {
        background-color: rgba(0, 20, 200, 0.75);
      }
    }
  }
}
</style>
